/Engine/Source/Runtime/Core/Public/Math/UnrealMathUtility.h
Converts given Cartesian coordinate pair to Polar coordinate system.
template<typename T> static void CartesianToPolar ( const [UE::Math::TVector2](API\Runtime\Core\Math\TVector2)< T > InCart, [UE::Math::TVector2](API\Runtime\Core\Math\TVector2)< T > & OutPolar )